<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8" />
		<title>3.关于函数名</title>
	</head>
	<body>
		<script type="text/javascript" >
			let obj = {
				a(){
					console.log(1)
				},
				x_y(){
					console.log(2)
				},
				'q.w'(){
					console.log(3)
				}
			}

			obj.a()
			obj.x_y()
			obj['q.w']()
		</script>
	</body>
</html>